document.write( "Question 726461: find two consecutive page numbers in a book such that the sum of the page numbers is 11 less than their product. How might we go about setting this problem up initially?\r
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Algebra.Com's Answer #444596 by mananth(16946) You can put this solution on YOUR website! The two consecutive pages be x & x+1\r \n" ); document.write( "\n" ); document.write( "product x(x+1)\r \n" ); document.write( "\n" ); document.write( "sum = x+x+1= 2x+1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x+1 = x(x+1)-11\r \n" ); document.write( "\n" ); document.write( "2x+1=x^2+x-11\r \n" ); document.write( "\n" ); document.write( "x^2-x-12=0\r \n" ); document.write( "\n" ); document.write( "x^2-4x+3x-12=0\r \n" ); document.write( "\n" ); document.write( "x(x-4)+3(x-4)=0\r \n" ); document.write( "\n" ); document.write( "(x-3)(x-4)=0\r \n" ); document.write( "\n" ); document.write( "x=3 OR 4\r \n" ); document.write( "\n" ); document.write( "4*5 = 20\r \n" ); document.write( "\n" ); document.write( "4+5=9 \n" ); document.write( " |